找规律 (1)0.5,1.5,4.5,( ),( ),( ),( ) (2)0.5,1.5
问题描述:
找规律 (1)0.5,1.5,4.5,( ),( ),( ),( ) (2)0.5,1.5
找规律 (1)0.5,1.5,4.5,( ),( ),( ),( ) (2)0.5,1.5,4.5,( ),( ),( ),( ) (3)0.5,1.5,4.5,( ),( ),( ),( )
答
(1)0.5,1.5,4.5,( 13.5),( 40.5 ),(121.5 ),( 364.5 )
(2)0.5,1.5,4.5,13.5),( 40.5 ),(121.5 ),( 364.5 )
(3)0.5,1.5,4.5,13.5),( 40.5 ),(121.5 ),( 364.5 )